Tag: "electricity" at medical news
Breast cancer detector that uses electricity instead of X-rays under study
...for the nipple over each breast. A small amount of electricity
is sent through the breasts and a computer immedia...malignancy happens in the breast, the impedance of electricity
through that area decreases," Dr. Craft says. "Apparently, cell permeability increases so water flow...
Magnetic stimulation treatment for depression helping difficult-to-treat cases at UT Southwestern
...ons in that region of the brain, yet the amount of electricity
created in the brain is too small for her to feel and does not trigger a seizure. When the treatment is finished, Mrs. Baas gets up and drives herself home, having experienced no side effects except for an occasional headache. Describing herself as ...
UVa Health System doctors study surgery to stop epileptic seizures
...psy treatment devices. Deep brain stimulation with electricity
holds the promise of controlling seizures. Similarly, a device surgically implanted in the brain's cortex uses an electrical current to arrest seizures when they begin. "It's clear that the modern goal of epilepsy treatment is to free patients from s...
'Apollo Program' for hydrogen energy needed, Stanford researcher says
...alinternal-combustion engines, 2) a combination of electricity
and internalcombustion of gasoline, as in hybrid v... needs. Jacobson envisionswind turbines generating electricity
on wind farms that are linked in anetwork to ensure energy production even when parts of the grid ha...
Special scalpel reduces blood loss, facial nerve trauma in salivary surgery
...alpel, which uses ultrasonic vibrations instead of electricity
to coagulate tissue, doesn't have this potential for collateral injury. Facial nerve injury, resulting in paralysis including a droopy smile and inability to completely close the eye, is the biggest risk of parotidectomy. Another consequence can be ...
Sunshine mapping from space means brighter solar energy future
...hotovoltaics the direct conversion of sunlight to electricity
has an annual turnover of 600 million euros in Ge... such information is also valuable for forecasting electricity
load irradiance is the other major environmental influence on demand besides temperature. How best ...
Strong magnetic fields aid severe depression
...ichael Wagner says. The reason is that the flow of electricity
is not precise enough, also hitting the hippocampus, our brain's 'memory centre'. This is why recently a different therapy has come to the fore which has few side-effects: in 'transcranial magnetic stimulation' (TMS) the doctors place a coil on the p...
Scientists harness the power of pee
...in creating the first paper battery that generates electricity
from urine. This new battery will be the perfect p... be easily integrated into such devices, supplying electricity
upon contact with biofluids such as urine." The battery unit is made from a layer of paper that is ...
Researcher says flu responders can learn from 1918 epidemic
...ns such as the wrath of an angry God, swamp gas or electricity
in the air. "This notion of swamp gas, or miasma, is like something out of the Middle Ages," said Higgins. "To have that put out in 1918, by public officials, no less, is really spooky. And remember, prominent, influential members of America's ...
Study shows success and less risk in treating kids with heart rhythm problems
... through the blood vessels and into the heart. The electricity
is passed through the tip of the catheter, cauterizing a small piece of muscle on the inside of a child's heart. Prior to delivering the electrical energy, doctors test the targeted area to determine if it is critical for supporting abnormal electric...
'Doctor Franklin's Medicine' explores founding father's vast medical legacy
...n everything from smallpox inoculations to whether electricity
might have a future in medicine." In fact, Finger argues, "what Franklin achieved on the political front in Europe might not have been possible had he not previously established such a strong following for his work in electrical science and many acco...
What can change in the brain? Electrical synapses, research shows
...stimulated other brain cells using brief bursts of electricity
to see how the neurons would respond. They also treated neurons with two different drugs. All three techniques either activated or blocked metabotropic glutamate receptors or mGluRs, a type of neural trigger that responds to the amino acid glutamate,...
Science and the end of poverty
... grinding, and numerous other services that fuels, electricity
and mechanical power make possible. The core message is that energy services are essential to both social and economic development and that much wider and greater access to energy services is critical in achieving all of the MDGs. The Distribution ...
Hopkins study shows low-dose aspirin suppresses clumping of blood platelets in both sexes
...nce caused by platelets as they impede the flow of electricity
in a wire probe inside a test tube filled with blood. Moreover, platelet aggregation was largely suppressed in at least three other key pathways related to their function when platelets were stimulated with substances that normally trigger clot form...
Nanotechnology expert analysis: Huge impacts from tiny tech
...ties associated with molecular manufacturing."Like electricity
or computers before it, nanotechnology will bring greatly improved efficiency and productivity in many areas of human endeavor. In its mature form, known as molecular manufacturing, it will have significant impact on almost all industries and all par...
News briefs from Heart Rhythm 2006
...s. Normally, an implanted cardiac device transmits electricity
through a lead wire connected through the veins and into the heart. But investigators in Hong Kong have developed new pacemaker technology that paces the heart without leads. The wireless pacing is achieved by transmitting energy, in the form of ult...
Reconstructing a healthcare system in Iraq
...t means of reliable communication in a place where electricity
and phone service are sporadic at best. And, although managing a research study without local site visits did require relinquishing a certain amount of control, "credible and useful results can still be generated with thoughtful, careful planning in ...
How to cut energy waste in China, India, Brazil said crucial to forestalling climate change
...point of view, the potential savings add up to the electricity
and pollution produced by many large power plants....tensity increased 18% between 1990 and 2004, while electricity
increased by 29%. Brazil's economic growth has been much slower than India's or China's over the pas...
Rice wins $2.2M for undergrad global health program
...be refrigerated, yet they live in villages without electricity
and in some cases they live so far from a clinic that they must take home a 30-day supply every time they see the doctor. "The technical part of the problem comes in designing a cheap, portable, power-stingy refrigeration system, but AIDS still carri...
Electric jolt triggers release of biomolecules, nanoparticles
...archers have devised a way to use a brief burst of electricity
to release biomolecules and nanoparticles from a t.... The researchers then sent a brief, mild pulse of electricity
through wires attached to each electrode. The current caused the bond between the sulfur atoms and t...